<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>设置CSS属性示例</title>
    <script src="C:\Users\86198\Desktop\yl-dsj\jquery-3.6.0.min.js" type="text/javascript"></script>
    <script type="text/javascript">
       $(document).ready(function(){
           $("button").click({"font-size":"200%","backgroud-color":"yellow","border":"6px double blue"
           });

       })
    </script>
</head>
<body>
    <h2>单击按钮看看段落字体，背景</h2>
    <p>段落内容换肤</p>
    <button type="button">段落换肤</button>
</body>
</html>